take one example -- polling place changes. that in fact is the most frequent type of section 5 submission, polling place changes. now, changes in the polling places at the last minute before an election can be a source of great mischief. closing polling places, moving them to inconvenient locations, etc. enswhat section 5 does is require those kinds of changes to be pre-cleared and on a 60-day calendar which effectively prevents that kind of mischief. and there is no way in the world you could use section 2 to effectively police that kind of mischief. >> well, i -- i do think the evidence is very clear that section -- that individual suits under section 2 type litigation were just insufficient and that section 5 was utterly necessary in 1965. no doubt about that. >> and i think it remains -- >> but with -- with a modern understanding of -- of the dangers of polling place changes, with prospective injunctions, with preliminary injunctions, it's not clear -- and -- and with the fact that the government itself can commence these